figurative. A union or alliance of one thing or person to another, likened to a marriage or betrothal, esp. with reference to the idea of…

In Christian contexts: the action of uniting the human with the divine; the result of this. Frequently with to, with. Now rare.

figurative. A union or alliance of one thing or person to another, likened to a marriage or betrothal, esp. with reference to the idea of…